Features: The Price is For 1~10 piece. Finish Color: Oil Rubbed Bronze Door thickness:35mm-45mm(1-3/8"-1-3/4") Backset:Standard adjustable backset 60mm-70mm(2-3/4"). Handle reversible for either left hand or right hand doors. With patent structure for easy installing. Meet 200,200 circles requirements of ANSI Grade 3.   Package Include: 1 piece of the selected door lock. 1 piece of specification 3 keys Installation Screws   Q1. Are you a manufacturer or trading company? A1: We are a professional door and windows seal manufacturer with more than 30 years 'experience for domestic and International market. Q2. What is payment method? A2: For samples: T/T, western union. For orders: We prefer T/T, other ways should be confirmed first. For new customer,30% advanced payment before producing ,70% before delivering usually.